perforation

[美]/ˌpɜːfə'reɪʃn/
[英]/ˌpɝfə'reʃən/
词频: 极高

释义

n. 穿孔; 齿孔
词形变化

短语搭配

perforation tool

穿孔工具

perforation line

穿孔线

paper perforation

纸张穿孔

perforation pattern

穿孔图案

perforation plate

穿孔板;匀浆板

例句

the perforations allow water to enter the well.

小孔使得水能流进井里。

Objective:To investigate Perioperative nursing of morioplasty of perforation of duodenal ulcer under laparosope.

目的:探讨腹腔镜下十二指肠溃疡穿孔修补术的围手术期护理。

Conclusion:Omental sac pneumatosis is an earliest X-ray manifestation of acute perforation of gastroentestine.

结论:网膜囊积气征是胃肠急性穿孔的一个最早X线征象。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测试压差不是依赖于地层流体粘度和压缩性,而是为地层孔隙度、渗透率和射孔孔眼半径的函数。

Conclusion Stomach perforation in newborns is caused by congenital gastric wall hypogenesis and high tensile of stomach lead to anoxemia.The key of increasing cure rate i...

结论新生儿胃穿孔多因先天性胃壁肌层发育不良及胃内张力增高缺血缺氧所致。

The body temperature and white blood cell count of the cases with appendical perforation were higher than that of the cases with acute appendicitis only.

急性虫垂穿孔病例之体温及末梢白血球数均比单纯性虫垂炎较高。

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